- 问题详情:Anumberofanimals killedandthenumberofthem getting smallerandsmaller. A.hasbeen;are B.hasbeen;is C.havebeen;is ...
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- 问题详情:Anumberofanimals killedandthenumberofthem getting smallerandsmaller. A.hasbeen;are B.hasbeen;is C.havebeen;is D.havebeen;are【回答】C anumberof…“许多……;大量……”,作主语时谓语动词用复数;thenumb...
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